下列哪项不属于X线影像的转换介质
A.荧光屏B.增感屏C.滤线栅D.电影胶片E.X线胶片
参考答案:D
解析:电影胶片不属于X线的转换介质。
瓜藤缠属于下肢的哪一类型炎症:()
A.皮肤血管炎
B.皮肤淋巴管炎
C.皮肤血管周围炎
D.静脉炎
E.脂膜、脂肪小叶炎症
In any given year, the chance of a good year is 40 percent, an average year is 35 percent, and the chance of a bad year is 25 percent. What is the probability of having two good years in a row()
A. 16.00%.
B. 10.00%.
C. 8.75%.